Xenon!

What dark secret are Lucille and Joe Bargel hiding? What lies behind the lines of a painting as enigmatic as it is disturbing? Hired by Mina to investigate the disappearance of her boyfriend, Dylan Dog will soon discover that it is not possible to venture into the darkness without being entangled in its coils. How can a man decide who deserves to live and who deserves to die? Prisoner of an alien mind, as the chimes of the days count down to the end, Dylan Dog must fight against his own ghosts to discover the secret behind Lucille's insatiable thirst for emotion.